7593 search results - page 441 / 1519 » Querying XML Databases |
195
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VLDB
1991
ACM
15 years 10 months ago
1991
ACM
We propose a two-pha.se algorithm for physical database design. In phase one the algorithm, for each logical query, losesrules to determine characteristics of a physical design (s...
216
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DAGSTUHL
1993
15 years 8 months ago
1993
Abstract. We present the hybrid query language HQL/EER for an Extended Entity-Relationship model. As its main characteristic, this language allows a user to freely mix graphical an...
171
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CLEF
2009
Springer
15 years 4 months ago
2009
Springer
We introduce a new multimodal retrieval technique which combines query reformulation and visual image reranking in order to deal with results sparsity and imprecision, respectively...
153
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ICDT
1997
ACM
15 years 11 months ago
1997
ACM
We consider spatial databases and queries definable using first-order logic and real polynomial inequalities. We are interested in topological queries: queries whose result only ...
178
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DEXA
1994
Springer
15 years 11 months ago
1994
Springer
We describe a functional database language OR-SML for handling disjunctive information in database queries, and its implementation on top of Standard ML 12]. The core language has ...